package Cafezam;

import java.util.Scanner;

public class J15CalMain {
	public static void main(String[] args)
	{
		String msg="두 정수와 연산자를 입력하세요";
		Scanner sc = new Scanner(System.in);
		//객체생성은 최대한 천천히 실행할것
		J15Add add=null;
		J15Sub sub=null;
		J15Mul mul=null;
		J15Div div=null;
		System.out.println(msg);
		int a=sc.nextInt();
		int b=sc.nextInt();
		String c=sc.next();
	
	switch(c)
	{
	case "+":add=new J15Add();
	add.setValue(a, b);
	System.out.println(add.calculate());
    break;
	case "-":
	sub=new J15Sub();
	sub.setValue(a, b);
	System.out.println(sub.caculate());
		break;
	case "*":
	mul=new J15Mul();
	mul.setValue(a, b);
	System.out.println(mul.caculate());
		break;
	case "/":
	div=new J15Div();
	div.setValue(a, b);
	System.out.println(div.caculate());
		break;
	}
		
	}

}
